/**
 * http://usejsdoc.org/
 * @class Student
 */
var util = require("util"),
	Person = require("./person");
/**
 * @desc 定义Student类
 */
function Student(){
	Person.call(this);
}
/**将Student 继承Person*/
util.inherits(Student, Person);

/**重写study 方法*/
Student.prototype.study = function(){//为Student类添加study 方法
	console.log("I'm learning!");
};

/**暴露Student类*/
module.exports = Student;